@misc{indiciae036bb13fab30,
  title = {Exercise tolerance testing.},
  author = {Jonathan Hill and Adam Timmis},
  year = {2002},
  doi = {10.1136/bmj.324.7345.1084},
  url = {https://pubmed.ncbi.nlm.nih.gov/11991917/},
  note = {Source identifier: 11991917}
}